<?php

function macroFirstDayOfMonth() {
	$now = getdate();
	return mktime(0, 0, 0, $now["mon"], 1, $now["year"]);
}

function macroLastDayOfMonth() {
	$now = getdate();
	return mktime(0, 0, 0, $now["mon"]+1, 0, $now["year"]);
}

function macroPI() {
	return pi();
}

?>